CA1330857C - Methode de production de corps elastiques creux, notamment des balles et autres objets du genre, et balles ainsi obtenues - Google Patents
Methode de production de corps elastiques creux, notamment des balles et autres objets du genre, et balles ainsi obtenuesInfo
- Publication number
- CA1330857C CA1330857C CA000597930A CA597930A CA1330857C CA 1330857 C CA1330857 C CA 1330857C CA 000597930 A CA000597930 A CA 000597930A CA 597930 A CA597930 A CA 597930A CA 1330857 C CA1330857 C CA 1330857C
- Authority
- CA
- Canada
- Prior art keywords
- mould
- mold
- plastisol
- stage
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B41/00—Hollow inflatable balls
- A63B41/10—Bladder and cover united
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/003—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C41/22—Making multilayered or multicoloured articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2791/00—Shaping characteristics in general
- B29C2791/001—Shaping in several steps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
- B29C41/06—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould about two or more axes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/06—PVC, i.e. polyvinylchloride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0058—Liquid or visquous
- B29K2105/0061—Gel or sol
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Moulding By Coating Moulds (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Communication Cables (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8803628A IT1224954B (it) | 1988-10-19 | 1988-10-19 | Procedimento per realizzare corpi elastici cavi in particolare palloni e simili e pallone cosi' realizzato |
IT3628A/88 | 1988-10-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1330857C true CA1330857C (fr) | 1994-07-26 |
Family
ID=11110871
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000597930A Expired - Fee Related CA1330857C (fr) | 1988-10-19 | 1989-04-27 | Methode de production de corps elastiques creux, notamment des balles et autres objets du genre, et balles ainsi obtenues |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0365488B1 (fr) |
AT (1) | ATE98885T1 (fr) |
CA (1) | CA1330857C (fr) |
DE (1) | DE68911647T2 (fr) |
ES (1) | ES2048863T3 (fr) |
IT (1) | IT1224954B (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2750639B1 (fr) * | 1996-07-02 | 1998-09-18 | Atochem Elf Sa | Procede d'obtention d'un objet moule ayant une surface modifiee |
FR2825644A1 (fr) * | 2001-06-06 | 2002-12-13 | Dean Germainy Ildefonse | Ballon comprenant une ceinture |
DE102015209800A1 (de) * | 2015-05-28 | 2016-12-01 | Adidas Ag | Verfahren zur Herstellung eines dreidimensionalen Verbundgegenstands |
DE102020126542A1 (de) | 2020-02-13 | 2021-08-19 | RWTH Aachen - Körperschaft des öffentlichen Rechts | Verfahren und Vorrichtung zur Formung einer Kavität |
CN114012952A (zh) * | 2021-09-30 | 2022-02-08 | 滁州恒佳体育用品有限公司 | 一种多层结构的pvc球的制作方法 |
CN114179273A (zh) * | 2021-12-10 | 2022-03-15 | 浙江曙光体育用品有限公司 | 一种无缝乒乓球及其制造工艺 |
CN114770990A (zh) * | 2022-04-02 | 2022-07-22 | 东莞市佳恒玩具有限公司 | 一种pvc球的加工方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3246069A (en) * | 1962-02-26 | 1966-04-12 | Wonder Products Company | Rotational method of making a hollow molded multilayered article |
FR2352649A1 (fr) * | 1976-05-25 | 1977-12-23 | Delacoste & Cie | Balle en matiere plastique et procede de fabrication par moulage par rotation |
-
1988
- 1988-10-19 IT IT8803628A patent/IT1224954B/it active
-
1989
- 1989-03-31 ES ES89830140T patent/ES2048863T3/es not_active Expired - Lifetime
- 1989-03-31 AT AT89830140T patent/ATE98885T1/de active
- 1989-03-31 DE DE89830140T patent/DE68911647T2/de not_active Expired - Fee Related
- 1989-03-31 EP EP89830140A patent/EP0365488B1/fr not_active Expired - Lifetime
- 1989-04-27 CA CA000597930A patent/CA1330857C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0365488A1 (fr) | 1990-04-25 |
IT1224954B (it) | 1990-10-29 |
DE68911647T2 (de) | 1994-04-07 |
EP0365488B1 (fr) | 1993-12-22 |
IT8803628A0 (it) | 1988-10-19 |
DE68911647D1 (de) | 1994-02-03 |
ES2048863T3 (es) | 1994-04-01 |
ATE98885T1 (de) | 1994-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKLA | Lapsed |